 Bitter bolete mushrooms Tylopilus rubrobrunneus on Road FS 231 near Pole Creek of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, September 26, 2024
 Section of bitter bolete mushrooms Tylopilus rubrobrunneus on Road FS 231 near Pole Creek of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, September 26, 2024
 Spores of reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) collected in Lick Creek Park. College Station, Texas, May 4, 2024
 Caps of bitter bolete mushrooms Tylopilus rubrobrunneus on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 31, 2020
 Bitter bolete mushrooms Tylopilus rubrobrunneus under pines on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 31, 2020
 Dissected bitter bolete mushrooms Tylopilus rubrobrunneus on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 31, 2020
 Spores of brown bolete mushroom Tylopilus (taste not bitter), collected in Sam Houston National Forest. Texas, September 21, 2022
 Bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
 Cap of bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 15, 2018
 Underside of bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 15, 2018
 Dissected bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 15, 2018
 Side view of a bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
 Section of reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, May 4, 2024
 Spores of brown bolete mushrooms Tylopilus appalachiensis(?) collected on Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Cross section of a bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
 Bitter bolete mushrooms (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 23, 2018
 Pair of bitter bolete mushrooms (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 2, 2018
 Underside of bitter bolete mushrooms (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 2, 2018
 Dissected bitter bolete mushrooms (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 23, 2018
 Reddish-brown bitter bolete mushrooms (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, June 2, 2020
 Reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) together with brown fibrecap (Inocybe) in Lick Creek Park. College Station, Texas, May 4, 2024
 Spores of bolete mushrooms Tylopilus rhodoconius(?) collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 29, 2022
 Spores of bolete mushrooms Tylopilus plumbeoviolaceus (spore print violet) collected on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Bitter bolete mushrooms (Tylopilus rubrobrunneus) and Golden Threads Lepidella (Amanita canescens) in Lick Creek Park. College Station, Texas, July 2, 2018
 Spores of a brown, not bitter Tylopilus mushroom (spore print light brown-violet) collected on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Bitter bolete (Tylopilus) mushrooms on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 23, 2018
 Spores (in KOH) of mushrooms Boletus durhamensis collected from Sam Houston National Forest north from Montgomery. Texas, September 26, 2024
 Bitter violet-grey bolete mushrooms Tylopilus plumbeoviolaceus in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, September 12, 2020
 Reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus(?)) in Lick Creek Park. College Station, Texas, July 13, 2021
 Reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 5, 2021
 Spores (in lugol) of mushrooms Boletus durhamensis collected from Sam Houston National Forest north from Montgomery. Texas, September 26, 2024
 Underside of reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 5, 2021
 Cross section of bitter violet-grey bolete mushrooms Tylopilus plumbeoviolaceus in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, September 12, 2020
 Cross section of reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 5, 2021
 Spores (in KOH) of a brown cap bolete mushroom with yellow pores collected a day before on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 8, 2024
 Cross section of young reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus(?)) in Lick Creek Park. College Station, Texas, July 13, 2021
 Spores of mature bolete mushrooms Austroboletus subflavidus collected on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 18, 2022
 Spores of mature bolete mushrooms Austroboletus subflavidus at low magnification, collected on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 18, 2022
 Brown bolete mushroom Tylopilus (taste not bitter, may be sweet) on Richards Loop Trail in Sam Houston National Forest. Texas, September 21, 2022
 Spores (in KOH) of a large orange-pore bolete mushroom Suillellus subluridus or may be Neoboletus collected a day before on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 8, 2024
 Spores of burnt orange bolete mushrooms (Gyroporus ballouii) collected two days before on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 16, 2022
 Spores (in KOH) of a mushroom Scleroderma polyrhizum collected from Sam Houston National Forest north from Montgomery. Texas, September 26, 2024
 Bitter bolete mushrooms Tylopilus williamsii in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, July 14, 2018
 Pale violet bitter bolete mushrooms (Tylopilus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, July 10, 2021
 Spores of bolete mushrooms Austroboletus subflavidus (stacked image) collected in Pole Creek area of Sam Houston National Forest near Montgomery. Texas, September 16, 2022
 Spores of lined meadowcap mushrooms (Gamundia striatula) collected in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Spores of white corticioid fungus from palmetto leaf (may be contaminated by other spores) collected 9/28/2024 on Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, October 3, 2024
 Spores of polypore mushrooms Ganoderma lobatum (in KOH, may be contaminated by spores of some bolete), collected a day before in Sam Houston National Forest. Texas, September 26, 2022
 Spores of bolete mushrooms Boletellus ananas (in KOH, spore print is black) collected in Pole Creek area of Sam Houston National Forest near Montgomery. Texas, September 16, 2022
 Spores of brittlegill mushrooms Russula compacta collected two days before on Road FS 231 near Pole Creek of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, September 28, 2024
 Longitudinally striate spores of pineapple bolete mushrooms (Boletellus ananas) collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 14, 2022
 Bitter bolete mushrooms Tylopilus plumbeoviolaceus in a pine forest on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, June 30, 2018
 Spores (in lugol) of mushrooms Boletus durhamensis collected two days before near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, September 28, 2024
 Spores of gilled bolete mushrooms Phylloporus leucomycelinus (spore print white) collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 14, 2022
 Spores of bolete mushrooms Austroboletus subflavidus (in KOH, spore print dark is rusty brown) collected in Pole Creek area of Sam Houston National Forest near Montgomery. Texas, September 16, 2022
 Spores of yellow bolete mushroom Buchwaldoboletus sphaerocephalus collected on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 18, 2022
 Dumped collection of bitter bolete mushrooms (Tylopilus felleus) and one young Leccinum on Lenin Trail near Dibuny, north-west from Saint Petersburg. Russia, July 29, 2024
 Spores (in mixture of Melzer and lugol) of mushrooms Boletus durhamensis collected two days before near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, September 28, 2024
 Bitter bolete mushroom Porphyrellus sordidus (Tylopilus sordidus) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, September 22, 2018
 Spores of dark bolete mushroom Porphyrellus sordidus from floodplain, collected in Sam Houston National Forest near Montgomery. Texas, September 4, 2022
 Spores of chestnut bolete Gyroporus smithii (formerly G. castaneus) (no pictures of the mushroom were taken) collected on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 18, 2022
 Spores of burnt orange bolete (Gyroporus ballouii) (no pictures of the mushroom were taken) collected on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 18, 2022
 Spores and basidia of a small yellow bolete mushroom Buchwaldoboletus sphaerocephalus, collected on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 18, 2022
 Spores of bolete mushrooms Xanthoconium purpureum collected a day before on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, November 5, 2023
 Bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Spores of beige coral mushrooms (Clavulinopsis umbrinella)(?) collected 2 days before on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 15, 2024
 Cap of a bitter bolete mushroom Tylopilus williamsii on Richards Loop Trail in Sam Houston National Forest. Texas, October 13, 2021
 Underside of bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Spores (spore print white or brownish) of Neohygrocybe or may be Gamundia or Fayodia mushrooms collected in Sam Houston National Forest north from Montgomery. Texas, April 25, 2024
 Spores (in KOH, spore print rusty) of yellow fibrecap mushrooms Inocybe auricoma(?) collected in Sam Houston National Forest north from Montgomery. Texas, April 25, 2024
 Brown, not bitter Tylopilus mushrooms with large pores on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Underside of a bitter bolete mushroom (Tylopilus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, July 10, 2021
 Bitter bolete mushroom Tylopilus plumbeoviolaceus on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 12, 2019
 Underside of a bitter bolete mushroom Tylopilus williamsii on Richards Loop Trail in Sam Houston National Forest. Texas, October 13, 2021
 Spores of small Laccaria-like or may be Gymnopus gilled mushrooms from muddy area collected 2 days before on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 15, 2024
 Pore surface of bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Cross section of bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Texture of pores of bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Spores of copper-colored bolete mushrooms Boletus flammans(?) in groups on sandy trail (spore print dark olive), collected in Pole Creek area of Sam Houston National Forest near Montgomery. Texas, September 16, 2022
 Spores (in KOH) of dark brown-violet pinkgill mushrooms (Entoloma or Nolanea, Leptonia) collected a day before on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 8, 2024
 Spores of Tyromyces mushroom from base of elm collected 9/28/2024 on Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, October 3, 2024
 Cross section of a bitter bolete mushroom (Tylopilus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, July 10, 2021
 Cross section of a bitter bolete mushroom Tylopilus williamsii on Richards Loop Trail in Sam Houston National Forest. Texas, October 13, 2021
 Spores (in lugol) of Tyromyces mushroom from base of elm in wet muddy area, collected on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 28, 2024
 Mature bitter bolete mushrooms Porphyrellus sordidus (Tylopilus sordidus) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 15, 2018
 Dissected bitter bolete mushrooms Porphyrellus sordidus (Tylopilus sordidus) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 15, 2018
 Spores of young bolete mushroom Xanthoconium purpureum collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 14, 2022
 Bitter bolete (Tylopilus) mushrooms in Lick Creek Park. College Station, Texas, September 18, 2018
 Bitter bolete (Tylopilus) mushrooms in Lick Creek Park. College Station, Texas, September 21, 2018
 Spores of pineapple bolete mushrooms (Boletellus ananas) collected near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, August 31, 2022
 Spores of reddish bolete mushroom Xerocomus from muddy area, collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 14, 2022
 Spores of white corticioid fungus from palmetto leaf collected 9/28/2024 on Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, October 3, 2024
 Some brown bitter bolete (Tylopilus) mushrooms on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 15, 2018
 Spores (in KOH) of mushrooms Hygrophorus hypothejus(?) collected in Sam Houston National Forest near Montgomery. Texas, January 6, 2024
 Spores of large white milkcap mushrooms Lactifluus subvellereus (Lactarius subvellereus) collected in Sam Houston National Forest north from Montgomery. Texas, April 25, 2024
 Some brown bitter bolete mushrooms (Tylopilus) on floodplain on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 15, 2018
 Spores of bolete mushrooms Gyroporus ballouii collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 29, 2022
 Spores of bolete mushrooms Phylloporus leucomycelinus collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 18, 2022
 Spores (in mixture of Melzer and lugol) of Tyromyces mushroom from base of elm in wet muddy area, collected on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 28, 2024
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